In the same way as for other similar files, mark as ghost the new file
generated by depmod for configured weak dependencies for modules,
modules.weakdep, so that although it is not included in the package,
claim the ownership on it.
Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
semicolon separation in LC_ALL is wrong. Either variable needs to be
exported before as a separate commit or set as part of the commit in the
beginning. Used second variant.
This fixes broken build on user's locale setup which makes 'date' binary
to produce invalid characters in rpm changelog (e.g. cs_CZ.UTF-8 'čec'):
$ make binrpm-pkg
GEN rpmbuild/SPECS/kernel.spec
rpmbuild -bb rpmbuild/SPECS/kernel.spec --define='_topdirlinux/rpmbuild' \
--target x86_64-linux --build-in-place --noprep --define='_smp_mflags \
%{nil}' $(rpm -q rpm >/dev/null 2>&1 || echo --nodeps)
Building target platforms: x86_64-linux
Building for target x86_64-linux
error: bad date in %changelog: St čec 24 2024 user <user@somehost>
make[2]: *** [scripts/Makefile.package:71: binrpm-pkg] Error 1
make[1]: *** [linux/Makefile:1546: binrpm-pkg] Error 2
make: *** [Makefile:224: __sub-make] Error 2
Fixes: 301c10908e ("kbuild: rpm-pkg: introduce a simple changelog section for kernel.spec")
Signed-off-by: Petr Vorel <pvorel@suse.cz>
Reviewed-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
- Remove tristate choice support from Kconfig
- Stop using the PROVIDE() directive in the linker script
- Reduce the number of links for the combination of CONFIG_DEBUG_INFO_BTF
and CONFIG_KALLSYMS
- Enable the warning for symbol reference to .exit.* sections by default
- Fix warnings in RPM package builds
- Improve scripts/make_fit.py to generate a FIT image with separate base
DTB and overlays
- Improve choice value calculation in Kconfig
- Fix conditional prompt behavior in choice in Kconfig
- Remove support for the uncommon EMAIL environment variable in Debian
package builds
- Remove support for the uncommon "name <email>" form for the DEBEMAIL
environment variable
- Raise the minimum supported GNU Make version to 4.0
- Remove stale code for the absolute kallsyms
- Move header files commonly used for host programs to scripts/include/
- Introduce the pacman-pkg target to generate a pacman package used in
Arch Linux
- Clean up Kconfig
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Merge tag 'kbuild-v6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild updates from Masahiro Yamada:
- Remove tristate choice support from Kconfig
- Stop using the PROVIDE() directive in the linker script
- Reduce the number of links for the combination of CONFIG_KALLSYMS and
CONFIG_DEBUG_INFO_BTF
- Enable the warning for symbol reference to .exit.* sections by
default
- Fix warnings in RPM package builds
- Improve scripts/make_fit.py to generate a FIT image with separate
base DTB and overlays
- Improve choice value calculation in Kconfig
- Fix conditional prompt behavior in choice in Kconfig
- Remove support for the uncommon EMAIL environment variable in Debian
package builds
- Remove support for the uncommon "name <email>" form for the DEBEMAIL
environment variable
- Raise the minimum supported GNU Make version to 4.0
- Remove stale code for the absolute kallsyms
- Move header files commonly used for host programs to scripts/include/
- Introduce the pacman-pkg target to generate a pacman package used in
Arch Linux
- Clean up Kconfig
* tag 'kbuild-v6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (65 commits)
kbuild: doc: gcc to CC change
kallsyms: change sym_entry::percpu_absolute to bool type
kallsyms: unify seq and start_pos fields of struct sym_entry
kallsyms: add more original symbol type/name in comment lines
kallsyms: use \t instead of a tab in printf()
kallsyms: avoid repeated calculation of array size for markers
kbuild: add script and target to generate pacman package
modpost: use generic macros for hash table implementation
kbuild: move some helper headers from scripts/kconfig/ to scripts/include/
Makefile: add comment to discourage tools/* addition for kernel builds
kbuild: clean up scripts/remove-stale-files
kconfig: recursive checks drop file/lineno
kbuild: rpm-pkg: introduce a simple changelog section for kernel.spec
kallsyms: get rid of code for absolute kallsyms
kbuild: Create INSTALL_PATH directory if it does not exist
kbuild: Abort make on install failures
kconfig: remove 'e1' and 'e2' macros from expression deduplication
kconfig: remove SYMBOL_CHOICEVAL flag
kconfig: add const qualifiers to several function arguments
kconfig: call expr_eliminate_yn() at least once in expr_eliminate_dups()
...
pacman is the package manager used by Arch Linux and its derivates.
Creating native packages from the kernel tree has multiple advantages:
* The package triggers the correct hooks for initramfs generation and
bootloader configuration
* Uninstallation is complete and also invokes the relevant hooks
* New UAPI headers can be installed without any manual bookkeeping
The PKGBUILD file is a modified version of the one used for the
downstream Arch Linux "linux" package.
Extra steps that should not be necessary for a development kernel have
been removed and an UAPI header package has been added.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Fix the following rpmbuild warning:
$ make srcrpm-pkg
...
RPM build warnings:
source_date_epoch_from_changelog set but %changelog is missing
Signed-off-by: Rafael Aquini <aquini@redhat.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
${DEBFULLNAME-${user}} falls back to ${user} when DEBFULLNAME is unset.
It is more reasonable to do so when DEBFULLNAME is unset or null.
Otherwise, the command:
$ DEBFULLNAME= make deb-pkg
will leave the name field blank.
The same applies to KBUILD_BUILD_USER and KBUILD_BUILD_HOST.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Set -e to make these scripts fail on the first error.
Set -u because these scripts are invoked by Makefile, and do not work
properly without necessary variables defined.
I tweaked mkdebian to cope with optional environment variables.
Remove the explicit "test -n ..." from install-extmod-build.
Both options are described in POSIX. [1]
[1]: https://pubs.opengroup.org/onlinepubs/009604499/utilities/set.html
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Commit d5940c60e0 ("kbuild: deb-pkg improve maintainer address
generation") supported the "name <email>" form for DEBEMAIL, with
behavior slightly different from devscripts.
In Kbuild, if DEBEMAIL is given in the form "name <email>", it is used
as-is, and DEBFULLNAME is ignored.
In contrast, debchange takes the name from DEBFULLNAME (or NAME) if set,
as described in 'man debchange':
If this variable has the form "name <email>", then the maintainer name
will also be taken from here if neither DEBFULLNAME nor NAME is set.
This commit removes support for the "name <email> form for DEBEMAIL,
as the current behavior is already different from debchange, and the
Debian manual suggests setting the email address and name separately in
DEBEMAIL and DEBFULLNAME. [1]
If there are any complaints about this removal, we can re-add it,
with better alignment with the debchange implementation. [2]
[1]: https://www.debian.org/doc/manuals/debmake-doc/ch03.en.html#email-setup
[2]: https://salsa.debian.org/debian/devscripts/-/blob/v2.23.7/scripts/debchange.pl#L802
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Commit edec611db0 ("kbuild, deb-pkg: improve maintainer
identification") added the EMAIL and NAME environment variables.
Commit d5940c60e0 ("kbuild: deb-pkg improve maintainer address
generation") removed support for NAME, but kept support for EMAIL.
The EMAIL and NAME environment variables are supported by some tools
(see 'man debchange'), but not by all.
We should support both of them, or neither of them. We should not stop
halfway.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Fix the following rpmbuild warning:
$ make srcrpm-pkg
...
RPM build warnings:
line 34: It's not recommended to have unversioned Obsoletes: Obsoletes: kernel-headers
Signed-off-by: Rafael Aquini <aquini@redhat.com>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
At first, I thought this script would be needed only in init/Makefile.
However, commit 5db8face97 ("kbuild: Restore .version auto-increment
behaviour for Debian packages") and commit 1789fc9125 ("kbuild:
rpm-pkg: invoke the kernel build from rpmbuild for binrpm-pkg")
revealed that it was actually needed for scripts/package/mk* as well.
After all, scripts/ is a better place for it.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
After 8d1001f7bd (kbuild: rpm-pkg: fix build error with CONFIG_MODULES=n),
the following warning "warning: File listed twice: *.dtb" is appearing for
every dtb file that is included.
The reason is that the commented commit already adds the folder
/lib/modules/%{KERNELRELEASE} in kernel.list file so the folder
/lib/modules/%{KERNELRELEASE}/dtb is no longer necessary, just remove it.
Fixes: 8d1001f7bd ("kbuild: rpm-pkg: fix build error with CONFIG_MODULES=n")
Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
When CONFIG_MODULES is disabled, 'make (bin)rpm-pkg' fails:
$ make allnoconfig binrpm-pkg
[ snip ]
error: File not found: .../linux/rpmbuild/BUILDROOT/kernel-6.10.0_rc3-1.i386/lib/modules/6.10.0-rc3/kernel
error: File not found: .../linux/rpmbuild/BUILDROOT/kernel-6.10.0_rc3-1.i386/lib/modules/6.10.0-rc3/modules.order
To make it work irrespective of CONFIG_MODULES, this commit specifies
the directory path, /lib/modules/%{KERNELRELEASE}, instead of individual
files.
However, doing so would cause new warnings:
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.alias
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.alias.bin
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.builtin.alias.bin
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.builtin.bin
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.dep
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.dep.bin
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.devname
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.softdep
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.symbols
warning: File listed twice: /lib/modules/6.10.0-rc3-dirty/modules.symbols.bin
These files exist in /lib/modules/%{KERNELRELEASE} and are also explicitly
marked as %ghost.
Suppress depmod because depmod-generated files are not packaged.
Fixes: 615b3a3d2d ("kbuild: rpm-pkg: do not include depmod-generated files")
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Use the KBUILD_IMAGE variable to determine the right kernel image to
install and install compressed images to /boot/vmlinuz-$version like the
'make install' target already does.
Signed-off-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Given KBUILD_IMAGE properly set in arch/*/Makefile, the default case
should work in most scenarios. The only oddity is the naming of the
copy destination, vmlinux-kbuild-${KERNELRELEASE}. Let's rename it
to vmlinuz-${KERNELRELEASE} because the kernel is often compressed.
Remove the warning to avoid unnecessary patch submissions when the
default case suffices.
Remove the x86 case, which is now equivalent to the default.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
scripts/package/buildtar checks some kernel packages, and copies the
first image found. This may potentially produce an inconsistent (and
possibly wrong) package.
For instance, the for-loop for arm64 checks Image.{bz2,gz,lz4,lzma,lzo},
and vmlinuz.efi, then copies the first image found, which might be a
stale image created in a previous build.
When CONFIG_EFI_ZBOOT is enabled in the pristine source tree,
'make ARCH=arm64 tar-pkg' will build and copy vmlinuz.efi. This is the
expected behavior.
If you build the kernel with CONFIG_EFI_ZBOOT disabled, Image.gz will
be created, which will remain in the tree until you run 'make clean'.
Even if CONFIG_EFI_ZBOOT is turned on later, 'make ARCH=arm64 tar-pkg'
will copy stale Image.gz instead of the latest vmlinuz.efi, as Image.gz
takes precedence over vmlinuz.efi.
In summary, the code "[ -f ... ] && cp" does not consistently produce
the desired outcome.
Other packaging targets are deterministic; deb-pkg and rpm-pkg copies
${KBUILD_IMAGE}, which is determined by CONFIG options.
I removed [ -f ... ] checks from x86, alpha, parisc, and the default
because they have a single kernel image to copy. If it is missing, it
should be an error.
I did not modify the code for mips, arm64, riscv. Instead, I left some
comments. Eventually, someone may fix the code, or at the very least,
it may discourage the copy-pasting of incorrect code to another
architecture.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Some architectures, like aarch64 ones, need a dtb file to configure the
hardware. The default dtb file can be preloaded from u-boot, but the final
and/or more complete dtb file needs to be able to be loaded later from
rootfs.
Add the possible dtb files to the kernel rpm and mimic Fedora shipping
process, storing the dtb files in the module directory. These dtb files
will be copied to /boot directory by the install scripts, but add fallback
just in case, checking if the content in /boot directory is correct.
Mark the files installed to /boot as %ghost to make sure they will be
removed when the package is uninstalled.
Tested with Fedora Rawhide (x86_64 and aarch64) with dnf and rpm tools.
In addition, fallback was also tested after modifying the install scripts.
Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
This reverts commit 6ef41e22a3.
If this is still needed, we can bring it back.
However, I'd like to understand why 'new-kernel-pkg --remove' is
needed for uninstallation, while 'new-kernel-pkg --install' was not
called during the installation.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
This reverts commit 27c3bffd23.
If this is still needed, we can bring it back.
However, I'd like to understand why 'update-bootloader --remove' is
needed for uninstallation, while 'update-bootloader --add' was not
called during the installation.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Mark the files installed to /boot as %ghost to make sure they will be
removed when the package is uninstalled.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Installing the kernel package is fine, but when uninstalling it, the
following warnings are shown:
warning: file modules.symbols.bin: remove failed: No such file or directory
warning: file modules.symbols: remove failed: No such file or directory
warning: file modules.softdep: remove failed: No such file or directory
warning: file modules.devname: remove failed: No such file or directory
warning: file modules.dep.bin: remove failed: No such file or directory
warning: file modules.dep: remove failed: No such file or directory
warning: file modules.builtin.bin: remove failed: No such file or directory
warning: file modules.builtin.alias.bin: remove failed: No such file or directory
warning: file modules.alias.bin: remove failed: No such file or directory
warning: file modules.alias: remove failed: No such file or directory
The %preun scriptlet runs 'kernel-install remove', which in turn invokes
/usr/lib/kernel/install.d/50-depmod.install to remove those files before
the actual package removal.
RPM-based distributions do not ship files generated by depmod. Mark them
as %ghost in order to exclude them from the package, but still claim the
ownership on them.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Use dh_prep instead of removing old build directories manually.
Use dh_clean instead of removing build directories and debian/files
manually.
Call dh_testdir and dh_testroot for preliminary checks.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
'make deb-pkg' builds build-arch in parallel, but binary-arch serially.
Given that all binary packages are independent of one another, they can
be built in parallel.
I am uncertain whether debian/files is robust against a race condition.
Just in case, make dh_gencontrol (dpkg-gencontrol) output to separate
debian/*.files, which are then concatenated into debian/files.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
Add $(Q) to the commands in debian/rules to make them quiet when the
package built is initiated by 'make deb-pkg' or when the 'terse' tag
is set to DEB_BUILD_OPTIONS.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
When the Debian package build is initiated by Kbuild ('make deb-pkg'
or 'make bindeb-pkg'), the log messages are displayed in the short
form, which is the Kbuild default.
Otherwise, let's show verbose messages (unless the 'terse' tag is set
in DEB_BUILD_OPTION), as suggested by Debian Policy: "The package build
should be as verbose as reasonably possible, except where the terse tag
is included in DEB_BUILD_OPTIONS." [1]
This is what the Debian kernel also does. [2]
[1]: https://www.debian.org/doc/debian-policy/ch-source.html#main-building-script-debian-rules
[2]: https://salsa.debian.org/kernel-team/linux/-/blob/debian/6.7-1_exp1/debian/rules.real#L36
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
The new installkernel application that is now included in systemd-udev
package allows installation although destination files are already present
in the boot directory of the kernel package, but is failing with the
implemented workaround for the old installkernel application from grubby
package.
For the new installkernel application, as Davide says:
<<The %post currently does a shuffling dance before calling installkernel.
This isn't actually necessary afaict, and the current implementation
ends up triggering downstream issues such as
https://github.com/systemd/systemd/issues/29568
This commit simplifies the logic to remove the shuffling. For reference,
the original logic was added in commit 3c9c7a14b627("rpm-pkg: add %post
section to create initramfs and grub hooks").>>
But we need to keep the old behavior as well, because the old installkernel
application from grubby package, does not allow this simplification and
we need to be backward compatible to avoid issues with the different
packages.
Mimic Fedora shipping process and store vmlinuz, config amd System.map
in the module directory instead of the boot directory. In this way, we will
avoid the commented problem for all the cases, because the new destination
files are not going to exist in the boot directory of the kernel package.
Replace installkernel tool with kernel-install tool, because the latter is
more complete.
Besides, after installkernel tool execution, check to complete if the
correct package files vmlinuz, System.map and config files are present
in /boot directory, and if necessary, copy manually for install operation.
In this way, take into account if files were not previously copied from
/usr/lib/kernel/install.d/* scripts and if the suitable files for the
requested package are present (it could be others if the rpm files were
replace with a new pacakge with the same release and a different build).
Tested with Fedora 38, Fedora 39, RHEL 9, Oracle Linux 9.3,
openSUSE Tumbleweed and openMandrive ROME, using dnf/zypper and rpm tools.
cc: stable@vger.kernel.org
Co-Developed-by: Davide Cavalca <dcavalca@meta.com>
Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Use debian/<package> for tmpdir, which is the default of debhelper.
This simplifies the code.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
Strictly speaking, 'make headers' should be a part of build-arch
instead of binary-arch.
'make headers' constructs ready-to-copy UAPI headers in the kernel
directory.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
The 'scripts' directory was searched under arch/${SRCARCH} to copy
arch/ia64/scripts, but commit cf8e865810 ("arch: Remove Itanium
(IA-64) architecture") removed arch/ia64/ entirely.
There is another 'scripts' directory in arch/um/, but this script
is never executed with SRCARCH=um because UML does not support the
linux-headers package.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
There are two ways of managing separate debug info files:
[1] The executable contains the .gnu_debuglink section, which specifies
the name and the CRC of the separate debug info file.
[2] The executable contains a build ID, and the corresponding debug info
file is placed in the .build-id directory.
We could do both, but the former, which 'make deb-pkg' currently does,
results in complicated installation steps because we need to manually
strip the debug sections, create debug links, and re-sign the modules.
Besides, it is not working with module compression.
This commit abandons the approach [1], and instead opts for [2].
Debian kernel commit de26137e2a9f ("Drop not needed extra step to add
debug links") also stopped adding debug links.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Commit 36862e14e3 ("kbuild: deb-pkg: use dh_listpackages to know
enabled packages") started to require the debhelper tool suite.
Use more dh_* commands in create_package():
- dh_installdocs to install copyright
- dh_installchangelogs to install changelog
- dh_compress to compress changelog
- dh_fixperms to replace the raw chmod command
- dh_gencontrol to replace the raw dpkg-gencontrol command
- dh_md5sums to record the md5sum of included files
- dh_builddeb to replace the raw dpkg-deb command
Set DEB_RULES_REQUIRES_ROOT to 'no' in case debian/rules is executed
directly.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
This is unneeded because the Makefile in the output directory wraps
the top-level Makefile in the srctree.
Just run $(MAKE) irrespective of the build location.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
'make O=... deb-pkg' creates the debian directory in the output
directory. However, currently it is impossible to run debian/rules
created in the separate output directory.
This commit delays the $(srctree) expansion by escaping '$' and by
quoting the entire command, making it possible to run debian/rules in
the output directory.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
Since commit 491b146d4c ("kbuild: builddeb: Eliminate debian/arch
use"), direct execution of debian/rules results in the following error:
dpkg-architecture: error: unknown option 'DEB_HOST_MULTIARCH'
The current code:
dpkg-architecture -a$DEB_HOST_ARCH -qDEB_HOST_MULTIARCH
... does not look sensible because:
- For this code to work correctly, DEB_HOST_ARCH must be pre-defined,
which is true when the packages are built via dpkg-buildpackage.
In this case, DEB_HOST_MULTIARCH is also likely defined, hence there
is no need to query DEB_HOST_MULTIARCH in the first place.
- If DEB_HOST_MULTIARCH is undefined, DEB_HOST_ARCH is likely undefined
too. So, you cannot query DEB_HOST_MULTIARCH in this way. This is
mostly the case where debian/rules is directly executed.
When debian/rules is directly executed, querying DEB_HOST_MUCHARCH is
not enough because we need to know DEB_{BUILD,HOST}_GNU_TYPE as well.
All DEB_* variables are defined when the package build is initiated by
dpkg-buildpackage, but otherwise, let's call dpkg-architecture to set
all DEB_* environment variables.
This requires dpkg 1.20.6 or newer because --print-format option
was added in dpkg commit 7c54fa2b232e ("dpkg-architecture: Add a
--print-format option").
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
The binary-arch target needs to use the same CROSS_COMPILE as used in
build-arch; otherwise, 'make run-command' may attempt to resync the
.config file.
Squash scripts/package/deb-build-option into debian/rules, as it is a
small amount of code.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
This avoids code duplication between binary-arch and built-arch.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
The condition to require libelf-dev:native is stale because objtool is
now enabled by CONFIG_OBJTOOL instead of CONFIG_UNWINDER_ORC. Not only
objtool but also resolve_btfids requires libelf-dev:native; therefore,
CONFIG_DEBUG_INFO_BTF should be checked as well.
Similarly, CONFIG_SYSTEM_TRUSTED_KEYRING is not the only case that
requires libssl-dev:native.
Perhaps, the following code would provide better coverage, but it is
hard to maintain (and may still be imperfect).
if is_enabled CONFIG_OBJTOOL ||
is_enabled CONFIG_DEBUG_INFO_BTF; then
build_depends="${build_depends}, libelf-dev:native"
fi
if is_enabled CONFIG_SYSTEM_TRUSTED_KEYRING ||
is_enabled CONFIG_SYSTEM_REVOCATION_LIST ||
is_enabled CONFIG_MODULE_SIG_FORMAT; then
build_depends="${build_depends}, libssl-dev:native"
fi
Let's hard-code the build dependency.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
Copy debian/copyright instead of generating it by the 'cat' command.
I also updated '2018' to '2023' while I was here.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
In 2017, the dpkg suite introduced the rootless builds support with the
following commits:
- 2436807c87b0 ("dpkg-deb: Add support for rootless builds")
- fca1bfe84068 ("dpkg-buildpackage: Add support for rootless builds")
This feature is available in the default dpkg on Debian 10 and Ubuntu
20.04.
Remove the old method.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
A little more janitorial work after commit cf8e865810 ("arch: Remove
Itanium (IA-64) architecture").
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
The rpm-pkg and deb-pkg targets have transitioned to using 'git archive'
for tarball creation.
Although the old cmd_src_tar is still used by snap-pkg, there is no need
to pack and unpack a tarball solely for passing the source to snapcraft.
Instead, you can use 'source-type: local' to tell the source location to
snapcraft.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
It is done for the same reasons as 4243afdb93 does it for builddeb:
always runs make modules to install modules.builtin* files, which are
needed for e.g. initramfs-tools or LTP testing tool.
Signed-off-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
The shell variable $dirs is not used any more since 1fc9095846
("kbuild: tar-pkg: use tar rules in scripts/Makefile.package"),
therefore remove it".
Fixes: 1fc9095846 ("kbuild: tar-pkg: use tar rules in scripts/Makefile.package")
Signed-off-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
kernel.spec is the last piece that resides outside the rpmbuild/
directory. Move all the RPM-related files to rpmbuild/ consistently.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Since commit d8131c2965 ("kbuild: remove $(MODLIB)/source symlink"),
modules_install does not create the 'source' symlink.
Remove the stale code from builddeb and kernel.spec.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Since commit fe66b5d2ae ("kbuild: refactor kernel-devel RPM package
and linux-headers Deb package"), the kernel-devel RPM package and
linux-headers Deb package are broken.
I double-quoted the $(find ... -type d), which resulted in newlines
being included in the argument to the outer find comment.
find: 'arch/arm64/include\narch/arm64/kvm/hyp/include': No such file or directory
The outer find command is unneeded.
Fixes: fe66b5d2ae ("kbuild: refactor kernel-devel RPM package and linux-headers Deb package")
Reported-by: Karolis M <k4rolis@protonmail.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
'make srcdeb-pkg' generates a source package, which you can build
later by using dpkg-buildpackage.
In older dpkg versions, 'dpkg-buildpackage --jobs=N' sets not only
DEB_BUILD_OPTIONS but also MAKEFLAGS. Hence, passing -j or --jobs
to dpkg-buildpackage was enough for kicking the parallel execution.
The behavior was changed by commit 1d0ea9b2ba3f ("dpkg-buildpackage:
Change -j, --jobs semantics to non-force mode") of dpkg project. [1]
Since then, 'dpkg-buildpackage --jobs=N' sets only DEB_BUILD_OPTIONS,
which is not parsed by the current debian/rules. To build the package
in parallel, you need to pass the alternative --jobs-force option or
set the MAKEFLAGS environment variable.
Debian policy [2] suggests the following code snippet for debian/rules.
ifneq (,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
MAKEFLAGS += -j$(NUMJOBS)
endif
I tweaked the code to filter out parallel=1 and passed --jobs=1 to
dpkg-buildpackage from scripts/Makefile.package. It is needed to force
'make deb-pkg' without the -j option to run in serial. Please note that
dpkg-buildpackage sets parallel=<nproc> in DEB_BUILD_OPTIONS by default
(that is, --jobs=auto is the default) and --jobs=1 is needed to restore
the serial execution. When dpkg-buildpackage is invoked from Kbuild,
the number of jobs is inherited from the top level Makefile. Passing
--jobs=1 to dpkg-buildpackage allows debian/rules to skip parsing
DEB_BUILD_OPTIONS.
[1] 1d0ea9b2ba
[2] https://www.debian.org/doc/debian-policy/ch-source.html#s-debianrules-options
Reported-by: Bastian Germann <bage@linutronix.de>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
debian/rules is generated by shell, but the escape sequence (\$) is
unreadable.
debian/rules embeds only two variables (ARCH and KERNELRELEASE).
Split them out to debian/rules.vars, and check-in the rest of Makefile
code to scripts/package/debian/rules.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Debian Policy "4.9. Main building script: debian/rules" requires
"debian/rules must start with the line #!/usr/bin/make -f". [1]
Currently, Kbuild does not follow this policy.
When Kbuild generates debian/rules, "#!$(command -v $MAKE) -f" is
expanded by shell. The resuling string may not be "#!/usr/bin/make -f".
There was a reason to opt out the Debian policy.
If you run '/path/to/my/custom/make deb-pkg', debian/rules must also be
invoked by the same Make program. If #!/usr/bin/make were hard-coded in
debian/rules, the sub-make would be executed by a possibly different
Make version.
This is problematic due to the MAKEFLAGS incompatibility, especially the
job server flag. Old Make versions used --jobserver-fds to propagate job
server file descriptors, but Make >= 4.2 uses --jobserver-auth. The flag
disagreement between the parent/child Makes would result in a process
fork explosion.
However, having a non-standard path in the shebang causes another issue;
the generated source package is not portable as such a path does not
exist in other build environments.
This commit solves those conflicting demands.
Hard-code '#!/usr/bin/make -f' in debian/rules to create a portable and
Debian-compliant source package.
Pass '--rules-file=$(MAKE) -f debian/rules' when dpkg-buildpackage is
invoked from Makefile so that debian/rules is executed by the same Make
program as used to start Kbuild.
[1] https://www.debian.org/doc/debian-policy/ch-source.html#main-building-script-debian-rules
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Merge the similar build targets.
Also, make the output location consistent.
Previously, source packages were created in the build directory,
while binary packages under ~/rpmbuild/RPMS/.
Now, Kbuild creates the rpmbuild/ directory in the build directory,
and saves all packages under it.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
